package com.maxlong.zooKeeper;

import java.io.IOException;
import java.util.concurrent.CountDownLatch;

import org.apache.zookeeper.WatchedEvent;
import org.apache.zookeeper.Watcher;
import org.apache.zookeeper.Watcher.Event.KeeperState;
import org.apache.zookeeper.ZooKeeper;

/**
 * @author 作者 maxlong:
 * @version 创建时间：2016年6月28日 下午3:39:05
 * 类说明
 */
public class AbstractZooKeeper implements Watcher{

    private static final int SESSION_TIME   = 2000;
    protected ZooKeeper zooKeeper;
    protected CountDownLatch countDownLatch=new CountDownLatch(1);

    public void connect(String hosts) throws IOException, InterruptedException{
        zooKeeper = new ZooKeeper(hosts,SESSION_TIME,this);
        countDownLatch.await();
    }

    @Override
    public void process(WatchedEvent event) {
        if(event.getState()==KeeperState.SyncConnected){
            countDownLatch.countDown();
        }
    }

    public void close() throws InterruptedException{
        zooKeeper.close();
    }
}
 